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source/installation-guide/preparing-the-system.rst

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To temporarily disable SELinux's enforcement of the targeted policy To temporarily disable SELinux's enforcement of the targeted policy
(without rebooting the system), issue the following command: (without rebooting the system), issue the following command:
.. parsed-literal:: .. parsed-literal::
# :command:`setenforce 0` # :command:`setenforce 0`
To disable SELinux's enforcement of the targeted policy in a manner To disable SELinux's enforcement of the targeted policy in a manner
persistent across system restarts, edit ``/etc/selinux/config`` and set persistent across system restarts, edit :file:`/etc/selinux/config` and set
SELINUX to permissive rather than enforcing. Doing so also changes the SELINUX to permissive rather than enforcing. Doing so also changes the
Mode from ``config file:`` line in the output of sestatus. ``Mode from config file:`` line in the output of :command:`sestatus`.
.. _install-preparing_the_system-firewall: .. _install-preparing_the_system-firewall:
System Firewall System Firewall
--------------- ---------------
Kolab Groupware deliberately does not touch any firewall settings, Kolab Groupware deliberately does not touch any firewall settings,
perhaps wrongly assuming you know best. Before you continue, you should perhaps wrongly assuming you know best. Before you continue, you should
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| 587 | tcp | Used for secure mail submission. | | 587 | tcp | Used for secure mail submission. |
+------+-----------+------------------------------------------+ +------+-----------+------------------------------------------+
| 636 | tcp | Used for secure LDAP directory services. | | 636 | tcp | Used for secure LDAP directory services. |
+------+-----------+------------------------------------------+ +------+-----------+------------------------------------------+
| 993 | tcp | Used for secure IMAP. | | 993 | tcp | Used for secure IMAP. |
+------+-----------+------------------------------------------+ +------+-----------+------------------------------------------+
| 995 | tcp | Used for secure POP. | | 995 | tcp | Used for secure POP. |
+------+-----------+------------------------------------------+ +------+-----------+------------------------------------------+
| 8080 | tcp | Used for Manticore. |
+------+-----------+------------------------------------------+
CentOS / RHEL 6 CentOS / RHEL 6
^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^
Summarizing these changes into /etc/sysconfig/iptables, working off of Summarizing these changes into /etc/sysconfig/iptables, working off of
an original, default installation of Enterprise Linux 6, this file would an original, default installation of Enterprise Linux 6, this file would
look as follows: look as follows:
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done done
for p in 110/tcp 143/tcp 587/tcp for p in 110/tcp 143/tcp 587/tcp
do do
firewall-cmd --permanent --add-port=$p firewall-cmd --permanent --add-port=$p
done done
firewall-cmd --reload firewall-cmd --reload
System Users System Users
---------- ------------
submission
----------
prior to the installation of Kolab.
* No user or group with the names kolab, kolab-n or kolab-r may exist * No user or group with the names kolab, kolab-n or kolab-r may exist
on the system prior to the installation of Kolab. on the system prior to the installation of Kolab.
.. _install-preparing-the-system_hostname-and-fqdn: .. _install-preparing-the-system_hostname-and-fqdn:
The System Hostname and FQDN The System Hostname and FQDN
---------------------------- ----------------------------
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